/*
 * Copyright (c) 2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

declare function print(str:any):string;
var x = 0;
{
    function foo()
    {
        x = 2
        let y = 1
        function bar() {
           let z = 3;
           function f1() {return x + z}
           return x + y + z;
        }

        bar()
        return x + 1;
    }
    let x = 1
    foo();
    print(x)
}
print(x);